1286897914

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{99961}}^1$

素因数の和:100161

約数の個数: 16

約数和(自身を含む): 1990043496

約数和(自身を除く): 703145582

約数列:

[1, 2, 41, 82, 157, 314, 6437, 12874, 99961, 199922, 4098401, 8196802, 15693877, 31387754, 643448957, 1286897914]

約数ペア:

[(1, 1286897914), (2, 643448957), (41, 31387754), (82, 15693877), (157, 8196802), (314, 4098401), (6437, 199922), (12874, 99961)]